Nassariidae – Nassariinae: Nassarius (Plicarcularia) jonasii Dunker, 1846 (‘Jonas’s dog-whelk’)

Synonym(s): jonasii Dunker, 1846 mangelioides Reeve, 1853 simplex Laseron, 1956.

Typical shell-length 16 mm. Lives intertidally and subtidally on sand and mud. Native. Endemic to southern and eastern Australia (QLD, NSW, TAS, VIC and SA). In Tasmanian waters, this is a rare species, known only from a few localities along the E coast.